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How to implement the factory method pattern in C++ correctly
...amp;p) { /* ... */ }
};
Which lets you write things like:
Vec2 v(linear(1.0, 2.0));
Option 2:
you can use "tags" like the STL does with iterators and such. For example:
struct linear_coord_tag linear_coord {}; // declare type and a global
struct polar_coord_tag polar_coord {};
struct Vec2 {
...
Looking for a good world map generation algorithm [closed]
...
The "map" specifies the number of continents, continent size variance (eg 1.0 would keep all continents with the same approximate land area, down to 0.1 would allow continents to exist with 1/10th the mass of the largest continent), maximum land area (as a percentage) to generate, and the central l...
Git branch strategy for small dev team [closed]
...eze, and perform testing. When you're happy, tag the release on master as v1.0.
Over time your users will find bugs in v1.0 so you'll want to create a branch from that tag (e.g. name it after the release 1.0) and fix those bugs in the branch. When you've got enough bugs fixed that you think it warr...
How to add a custom button state
...re details:
First, create file "res/values/attrs.xml":
<?xml version="1.0" encoding="utf-8"?>
<resources>
<declare-styleable name="food">
<attr name="state_fried" format="boolean" />
<attr name="state_baked" format="boolean" />
</declare-sty...
How to compute the similarity between two text documents?
...
>>> pairwise_similarity[np.arange(n), np.arange(n)] = -1.0
>>> pairwise_similarity[input_idx].argmax() ...
How can I set the Secure flag on an ASP.NET Session Cookie?
...L.
To that end you'd setup your web.Release.config as:
<?xml version="1.0"?>
<configuration xmlns:xdt="http://schemas.microsoft.com/XML-Document-Transform">
<system.web>
<httpCookies xdt:Transform="SetAttributes(httpOnlyCookies)" httpOnlyCookies="true" />
<http...
Detect application heap size in Android
...NativeHeapSize() will do the trick, I should think. It's been there since 1.0, though.
The Debug class has lots of great methods for tracking allocations and other performance concerns. Also, if you need to detect a low-memory situation, check out Activity.onLowMemory().
...
What's the difference between eval, exec, and compile?
...ed as an expression, so it really does not return anything).
In versions 1.0 - 2.7, exec was a statement, because CPython needed to produce a different kind of code object for functions that used exec for its side effects inside the function.
In Python 3, exec is a function; its use has no effec...
When to use Hadoop, HBase, Hive and Pig?
...
Versions of Hadoop
There are two versions of Hadoop available :
Hadoop 1.0
Hadoop 2.0
Hadoop 1.0
It has two main parts :
1. Data Storage Framework
It is a general-purpose file system called Hadoop Distributed File System (HDFS).
HDFS is schema-less
It simply stores data files and these da...
doGet and doPost in Servlets
...GET /sultans/shop//form1.jsp?name=Sam%20Sultan&iceCream=vanilla HTTP/1.0 optional headeroptional header<< empty line >>>
The name=value form data will be stored in an environment variable called QUERY_STRING.
This variable will be sent to a processing program (such as JSP, J...